Home / 81,737.04-112,794.60-45,926.16

Finding the Fourth Proportional to 81,737.04, 112,794.60 and 45,926.16

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Solution

The fourth proportional to 81,737.04, 112,794.60 and 45,926.16 is: 63,376.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,737.04 : 112,794.60 = 45,926.16 : x
  2. Step 2: Convert to fraction form
    81,737.04/112,794.60 = 45,926.16/x
  3. Step 3: Cross multiply
    81,737.04x = 112,794.60 × 45,926.16
  4. Step 4: Simplify right side
    81,737.04x = 5,180,222,846.74
  5. Step 5: Solve for x
    x = 5,180,222,846.74/81,737.04
  6. Step 6: Final answer
    x = 63,376.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.